<body>
    <script>
       
//    作业1  
   console.log('作业1')
       var a = 56;
        var b = a *  0.23;
        var c = a - b;
        console.log( '女生为' +parseInt(c));


        console.log('=========')
        

// 89
// 72
// 17
    // 作业2
    console.log('作业2')
    
    var x = 80;
    var  y = 3.14;
    i=(x**2)*y
    z = x*=y
    j=  2*z
    console.log('面积为' + parseInt(z))
    console.log('周长为' + parseInt(i))

    // 作业3

    // 作业4
        
    console.log('作业4')

    var common =89 ;
    var day = 24;
    
    hday = common/day
    xx = common - (parseInt(hday) *day)

    console.log(parseInt(hday)+'天' + xx + '小时')
    // console.log(xx + '小时')
    console.log('=========')
       
// 作业5



        // 作业6

        console.log('作业6')
        var a =56;
        var d = 41;
        var b = 23;
        var c = b/a;
        var e = c*d

     
        console.log( '向日葵班应出'+ parseInt(e) + '人')

         

    </script>
</body>